Answer:
8,2
Step-by-step explanation:
 
        
             
        
        
        
Answer:
y=13
Step-by-step explanation:
5+13=18
 
        
                    
             
        
        
        
Answer: c 
Step-by-step explanation:
they are similar but to be congruent they need to be the same and therefore can not touch like that 
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Attached is a step by step solution